![Abstract Classes and Interfaces. Abstract methods You can declare an object without defining it: Person p; Similarly, you can declare a method without. - ppt download Abstract Classes and Interfaces. Abstract methods You can declare an object without defining it: Person p; Similarly, you can declare a method without. - ppt download](https://images.slideplayer.com/16/5230596/slides/slide_9.jpg)
Abstract Classes and Interfaces. Abstract methods You can declare an object without defining it: Person p; Similarly, you can declare a method without. - ppt download
An interface may only extend a class or another interface Ionic-4 compile failed · Issue #373 · zyra/ionic-super-tabs · GitHub
![Interfaces Describe what classes should do, without specifying how they should do it Not a class, but a set of requirements for classes that want to conform. - ppt download Interfaces Describe what classes should do, without specifying how they should do it Not a class, but a set of requirements for classes that want to conform. - ppt download](https://images.slideplayer.com/31/9682965/slides/slide_6.jpg)